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authorVicente Bergas <vicencb@gmail.com>2019-06-27 15:12:28 +0200
committerHeiko Stuebner <heiko@sntech.de>2019-06-27 16:40:02 +0200
commite1d9149e8389f1690cdd4e4056766dd26488a0fe (patch)
tree985911965816c7b7a726939229a794a25ee077e0 /arch/arm/boot/dts/exynos5410.dtsi
parentarm64: dts: rockchip: Update DWC3 modules on RK3399 SoCs (diff)
downloadlinux-e1d9149e8389f1690cdd4e4056766dd26488a0fe.tar.xz
linux-e1d9149e8389f1690cdd4e4056766dd26488a0fe.zip
arm64: dts: rockchip: Fix USB3 Type-C on rk3399-sapphire
Before this patch, the Type-C port on the Sapphire board is dead. If setting the 'regulator-always-on' property to 'vcc5v0_typec0' then the port works for about 4 seconds at start-up. This is a sample trace with a memory stick plugged in: 1.- The memory stick LED lights on and kernel reports: [ 4.782999] scsi 0:0:0:0: Direct-Access USB DISK PMAP PQ: 0 ANSI: 4 [ 5.904580] sd 0:0:0:0: [sdb] 3913344 512-byte logical blocks: (2.00 GB/1.87 GiB) [ 5.906860] sd 0:0:0:0: [sdb] Write Protect is off [ 5.908973] sd 0:0:0:0: [sdb] Mode Sense: 23 00 00 00 [ 5.909122] sd 0:0:0:0: [sdb] No Caching mode page found [ 5.911214] sd 0:0:0:0: [sdb] Assuming drive cache: write through [ 5.951585] sdb: sdb1 [ 5.954816] sd 0:0:0:0: [sdb] Attached SCSI removable disk 2.- 4 seconds later the memory stick LED lights off and kernel reports: [ 9.082822] phy phy-ff770000.syscon:usb2-phy@e450.2: charger = USB_DCP_CHARGER 3.- After a minute the kernel reports: [ 71.666761] usb 5-1: USB disconnect, device number 2 It has been checked that, although the LED is off, VBUS is present. If, instead, the dr_mode is changed to host and the phy-supply changed accordingly, then it works. It has only been tested in host mode. Signed-off-by: Vicente Bergas <vicencb@gmail.com> Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'arch/arm/boot/dts/exynos5410.dtsi')
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